limitless time and space
Buddhist term combining 三世 (past, present, future) and 十方 (the ten directions), referring to the entire universe across all time and space.
I take refuge in the Buddhas of all times and all directions.
Refers specifically to the three temporal worlds (past, present, future), while 三世十方 adds the spatial dimension of the ten directions.
Refers to the ten spatial directions (eight compass points plus up and down), while 三世十方 combines this with the three temporal worlds.
Compound of 三世 (past, present, future) and 十方 (the ten directions), a standard Buddhist doctrinal term.